CN101319667A - Two-vat opposed straight-line compressor - Google Patents
Two-vat opposed straight-line compressor Download PDFInfo
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- CN101319667A CN101319667A CNA2008100446854A CN200810044685A CN101319667A CN 101319667 A CN101319667 A CN 101319667A CN A2008100446854 A CNA2008100446854 A CN A2008100446854A CN 200810044685 A CN200810044685 A CN 200810044685A CN 101319667 A CN101319667 A CN 101319667A
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Abstract
The invention relates to a double-cylinder contraposition linear compressor. In an outer shell, both ends of a linear spiral tube motor are arranged concentrically and vertically; an upper cylinder and a lower cylinder are arranged at both ends of the motor in a contraposition way; an upper plunger armature is arranged in the upper cylinder, and a lower plunger armature is arranged in the lower cylinder. The piston stroke is large and is the accumulation of the armature stroke. A central positioning shaft is arranged in the central hole between the upper plunger armature and the lower plunger armature. The linear spiral pipe motor consists of a coil frame, a push-pull coil, a reset coil, more than one armatures and a fixed armature. The first layer of the coil frame is wound into the push-pull coil; the winding direction of each adjacent coil winding is to the contrary; the second layer on the coil frame is wound into the reset coil; the winding direction of the coil winding is the same. The number of the coil windings is the same with the number of the armatures. More than one armature and a fixed armature which are processed to be in the concentric circle are arranged in the frame. The compressor is easy and reliable to be controlled, simple to be manufactured, and is mainly used for refrigeration and air compression as well as manufacturing, control and application of linear motors and electromagnetic valves.
Description
Affiliated technical field:
The present invention relates to the opposed linear compressor of a kind of twin-tub, relate in particular to refrigeration and gas linear compressor and linear electromagnetic volute motor and solenoid valve manufacturing, application and control field.
Background technique:
The compressor compresses refrigerant gas is one of main mode of refrigeration, traditional Refrigeration ﹠ Air-Conditioning compressor is the Reciprocting piston compressor that is driven by electric rotating machine mostly, because its structure is limit, the further raising of this compressor performance and cost further reduce very difficult.Linear compressor by the direct driven plunger motion of linear electric motor, thereby can make the simple in structure of compressor owing to do not exist and do not change rotatablely moving of motor into piston linear reciprocating switching mechanism, and efficient height, life-span are long, and cost is low.But linear compressor technology disclosed at present and that implement exists piston stroke short, and the simple control of supporting with it linear electromagnetic volute motor itself is complicated, seems simple, implements but difficulty, and technology is immature.
Publication number 1585857, name is called the Chinese patent of " linear compressor ", readme is: the linear compressor that the present invention relates to is made of cylinder body, piston, cylinder body end face, the moving element that constitutes the linear motor part and standing part, helical spring, end cap part, support mechanism part, seal container etc.The spring component of spring mechanism member is made of the helical spring with certain spring rigidity.At helical spring during by maximum compression, by guaranteeing there is the gap between piston end face and the above-mentioned cylinder body end face, the amplitude of piston that can the straight limit compressor.Spring reciprocal springing with hundreds thousand of times in every day that this is invented in this structure is difficult to guarantee that compressor is excellent the projected life in 10 years.Adopt lateral structure in addition,, thereby cause the side wear of piston and cylinder if be difficult to overcome gravity and the eccentric radial force that causes of motor.
Application number 200710307514.1, name is called the patent application of " a kind of linear compressor ", readme is: it is at original linear electric motor assembly, improved on the bases such as compression cylinder, be that the interior stator coil of motor is for being the left side that the center is symmetrically distributed with the casing, right stator coil, casing internal fixation between this two stator coil has a left side, right ring-type magnetic circuit element, mover outside the main shaft partly is unshakable in one's determination, and a left side, the internal surface of right end cap has the protuberance that stretches in the stator coil separately respectively, has the recess that is complementary with raised part respectively on the both ends of the surface unshakable in one's determination, and under nature, mover two ends part respectively extend in each stator coil, so that both sides, casing center form the left side of symmetrical balance respectively, right magnetic circuit.Because structure of the present invention, magnetic circuit, circuit, load, the equal symmetrical balance of resistance are arranged, and the mover surface is again unshakable in one's determination, thereby as long as left and right stator coil is passed to back current in turn, just can attract mover to do the compression that forces harmonic moving and successfully realize air, and the whole work efficiency height, it is low to consume energy.What this invention was not enough is that piston stroke is when 5mm shown in this description of the invention accompanying drawing 4, and linear electric motor are exerted oneself almost nil.There are not lubrication system and control system.
Summary of the invention:
The deficiency that the present invention is directed to existing linear compressor technology has proposed the opposed linear compressor of a kind of twin-tub, and the linear electromagnetic volute of the opposed linear compressor of this twin-tub has several armature that motor range is strengthened greatly, and stroke is the accumulative total of whole armature travels.Stroke can be set as required.Avoided piston stroke lengthening and magnetic force sharply reduces.Solved the problem of spring life without spring reset.Fixed armature is set makes other armature machineries return " zero " and electric returning " zero " and make that Electric Machine Control is simple, plunger armature also has has radial location function and employing vertical structure to armature except that have piston and armature function, overcome the side wear that gravity causes piston and cylinder.The function that also has oil pump under the routing motion of cylinder and lower armature solves mechanical lubrication and coil cooling problem.
The technical solution adopted for the present invention to solve the technical problems is: in the shell of sealing, the two ends of straight line solenoid motor are vertical and opposed cylinder and the lower cylinder installed with one heart.The coil rack circular hole is with the upper cylinder circular hole and the lower cylinder circular hole is concentric machines, install in the hole and be processed into concentrically ringed upper piston armature and lower piston armature, the centralized positioning axle of the non-magnet material that passes several armature concentric circle holes is installed between upper piston armature, the lower piston armature.Lower cylinder has several oil inlet holes around the upper end, and oil sucting one-way valve is housed in the oil inlet hole.Several oil outlets are arranged around the lower end of casing top half.When lower piston armature moves up and down and lower cylinder and one-way valve form oil pump, oil pump makes the gap between oily coils skeleton inner face and the armature lubricated and cool off upper and lower plunger armature and other armature.Unnecessary oil goes out behind cooling coil to be back in the shell from the orifice flow of casing top half lower limb.Straight line solenoid motor is made up of with upper armature, a fixed armature coil rack, push-and-pull coil, resetting coil, one.First layer is around a push-and-pull coil on the coil rack, and each adjacent coil winding is around the second layer is around resetting coil on opposite, coil rack, and the direction of winding of coil winding is all identical, and coil winding quantity is identical with armature quantity.Pack in the coil rack and be processed into concentrically ringed several armature, a fixed armature.Fixed armature is fixed on frame, and other armature are motionless relatively, and other armature can slide up and down.Electric controller is made up of electronic time relay, the controllable silicon that resets, push-and-pull controllable silicon.Reset controllable silicon and push-and-pull controllable silicon gate pole of electronic time relay control makes the conducting or cut off the electricity supply respectively of resetting coil and push-and-pull coil.The shell that electric controller is contained in sealing is connected with straight line solenoid motor by shell wiring terminal 13 outward.Shell also has yoke effect except that conventional func such as installation, sealing are arranged.When direct current or Ac feeding resetting coil, according to the right-hand[ed of electromagnetic principle, all produce suction between the armature, because of fixed armature maintains static, other armature are inhaled in turn to fixed armature, and it is air-breathing that this suction is finished compressor.This process is that whole armature machineries return " zero " to reset, and also is position of electric time initial " zero ".No matter mechanical and electricly whether all will return " zero " also from then on to begin next timing at this point synchronously in the position with on the time.Begin to provide under the control of specific length time from " zero " at the time relay, the controllable silicon that resets cuts off the power supply of resetting coil, and the push-and-pull SCR control exchanges or direct current is supplied with the push-and-pull coil.Behind the push-and-pull coil electricity, because the coil winding-direction of each armature correspondence is opposite, same right-hand[ed according to electromagnetic principle, produce repulsion between two armature, this repulsion is that thrust, while plunger armature and cylinder produce suction to plunger armature, and this suction to plunger armature is exactly and the equidirectional pulling force of thrust.Plunger armature is finished compression exhaust at the acting in conjunction lower compression machine of thrust and pulling force.Specific length is when just compressor air-discharging is finished after time is up, all armature once more machinery return " zero ", electrical control also will be returned " zero " time.No matter it is mechanical and electric whether in the position with all will begin resetting coil once more at this point synchronously on the time and switch on from " zero ".The compressor air-breathing exhaust that goes round and begins again.
The invention has the beneficial effects as follows, simplified the processing and the assembled required precision of part, eliminated motor " stall ".Control simple and reliable, easy to manufacture.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is a structural representation of the present invention.
Fig. 2 is that piston of the present invention produces the straight line solenoid motor electromagnetic schematic diagram figure that suction resets.
Fig. 3 is the straight line solenoid motor electromagnetic schematic diagram that piston of the present invention produces thrust and pulling force.
Fig. 4 is a straight line solenoid motor electrical schematic diagram of the present invention.
1. fixed armatures among the figure, 2. upper armature, 3. upper piston armature, 4. lower armature, 5 lower piston armature, 6. push-and-pull coil, 7. upper cylinder, 8. lower cylinder, 9. resetting coil, 10. push-and-pull controllable silicon, 11. controllable silicons that reset, 12. electronic time relay, 13. shell wiring terminals, 14. coil racks, 15. the centralized positioning axle, 16. locating studs, 17. shells, 18. oil sucting one-way valve, 19. straight line volute motors, 20. electric controllers.
Embodiment
Provide one embodiment of the invention according to Fig. 1, Fig. 2, Fig. 3, Fig. 4 below; to enable that principle of the present invention and structure characteristic and functional characteristics are described better; rather than be used to limit protection scope of the present invention; mode of execution is also a lot; can be implemented on single cylinder compressor with the present invention; one or two-way linear electric motor, one or two-way electromagnet are made, are used and control.
Among Fig. 1, on 17 li on the shell that seals, the two ends of straight line solenoid motor 19 are vertical and opposed cylinder 7 and the lower cylinder 8 installed with one heart.Pack into successively in the hole and are processed into concentrically ringed lower piston armature 5, lower armature 4, fixed armature 1, upper armature 2, upper piston armature 3, and the centralized positioning axle 15 of packing into therein and being processed into concentrically ringed non-magnet material in the hole of coil rack 14 and the hole of upper cylinder 7 and concentric the machining in hole of lower cylinder 8.Insert locating stud 16 positioning and fixing armature 1.Around the upper end of following cylinder 8 several oil inlet holes are arranged, oil sucting one-way valve 18 is housed in the oil inlet hole.Several oil outlets are arranged around the lower end of casing top half 7.When lower piston armature 5 moves up and down and lower cylinder 8 and oil sucting one-way valve 18 form oil pumps, oil pump makes the gap between oily coils skeleton 14 inner faces and the armature lubricated and cooling upper piston armature 3, lower piston armature 5 and other armature rubbing surfaces.Unnecessary oil goes out to be back to behind cooling coil in the shell 17 from the orifice flow of casing top half 7 lower limbs.Outside the shell 17 of sealing, electric controller 20 is connected with push-and-pull coil 6 and is connected with 220 volts of ac power supplys with the resetting coil 9 of straight line solenoid motor 19 by shell wiring terminal 13.Shell also has yoke effect except that conventional func such as installation, sealing are arranged.When power supply feeds resetting coil 9, straight line solenoid motor 19 make compressor piston armature to fixed armature 1 move finish air-breathing.Under the control of electric controller 20, cut off the power supply of resetting coil 9, the power supply of conducting push-and-pull coil 10, straight line solenoid motor 19 makes compressor piston armature push away and pull to cylinder, compressor air-discharging.After exhaust is finished, cut off the power supply of push-and-pull coil 10, the conducting resetting coil 9 again, air-breathing, the exhaust of compressor cycle.
Among Fig. 2, resetting coil 9 is clockwise five circular coil windings of coiled successively in the outside of lower piston armature 5, lower armature 4, fixed armature 1, upper armature 2, upper piston armature 3 positions, and the two ends of lower piston armature 5 and upper piston armature 3 positions are respectively lower cylinder 8 and upper cylinder 7.After resetting coil 9 is connected 220 Ac, because the coil winding-direction of each armature correspondence is identical, according to the right-hand[ed of electromagnetic principle, produce suction between two armature, this suction is to lower piston armature 5 and the upper piston armature 3 same suction that produce.Fixed armature 1 and upper cylinder 7 and lower cylinder 8 are relative to be fixed with other armature, under the effect of suction, upper piston armature 3 and upper armature 2 move to the fixed armature 1 that is positioned at the center fixed position with lower piston armature 5 and lower armature 4 respectively, and lower cylinder 8 and lower piston armature 5 and upper cylinder 7 and upper piston armature 3 are finished the breathing process of compressor.
Among Fig. 3, push-and-pull coil 6 is five circular windings of coiled successively in the outside of lower piston armature 5, lower armature 4, fixed armature 1, upper armature 2, upper piston armature 3 positions, lower piston armature 5, fixed armature 1, the 3 locational coil winding clockwise direction coilings of upper piston armature, lower armature 4 and the counterclockwise coiling of upper armature 2 locational coil winding.The two ends of lower piston armature 5 and upper piston armature 3 positions are respectively lower cylinder 8 and upper cylinder 7.After push-and-pull coil 6 is connected 220 volts of Ac, because the coil winding-direction of each armature correspondence is opposite, right-hand[ed according to electromagnetic principle, produce repulsion between two armature, this repulsion produces thrust, 5 pairs of lower cylinders of while lower piston armature, 8 generation suction to lower piston armature 5 and upper piston armature 3,3 pairs of upper cylinders of upper piston armature 7 produce suction, and this suction is exactly pulling force to piston.Fixed armature 1 and upper cylinder 7 and lower cylinder 8 are relative to be fixed with upper armature 2 and lower armature 4, under the acting in conjunction of repulsion and suction, upper cylinder piston 3 is pushed and is pulled to upper cylinder 7, lower cylinder piston 5 is pushed and is pulled to lower cylinder 8, finishes the exhaust process of compressor.
Among Fig. 4, one end of push-and-pull coil 6 and an end of resetting coil 9 link together through the end of shell wiring terminal 13 with 220 volts of power supplys of one-way communication, the other end of push-and-pull coil 6 links to each other with the main terminal of push-and-pull controllable silicon 10 by shell wiring terminal 13, and the other end of resetting coil 9 is connected by the main terminal of shell wiring terminal 13 with the controllable silicon 11 that resets.The other end order of the switch common port of electronic time relay 12 and the push-and-pull controllable silicon 10 and the controllable silicon 11 that resets is to the other end of Ac, and reset gate pole, the Chang Kaiduan of controllable silicon 11 of normally closed termination connects the gate pole of push-and-pull controllable silicon 10.After ac power supply is connected, power supply is powered to the controllable silicon 9 that resets through the normal open switch of electronic time relay 12 earlier, its gate pole makes two main terminal conductings of the controllable silicon 9 that resets make resetting coil 9 energisings, and the resetting coil 9 after the energising resets armature, compressor air suction.Electronic time relay 12 ends to armature from the power connection timing resetting time, and " zero " returned in timing, the switch commutation, and normally closed switch disconnects, and normal open switch is connected.Power supply is powered to push-and-pull controllable silicon 10 through the normal open switch of electronic time relay 12 again, its gate pole makes two main terminal conductings of push-and-pull controllable silicon 9 make 6 energisings of push-and-pull coil, push-and-pull coil 6 after the energising makes lower piston armature 5 and upper piston armature produce push-pull effort, compressor air-discharging.Electronic time relay 12 from the timing of power connection time to lower piston armature 5 and upper piston armature 3 compression exhausts end when intact, " zero " returned in timing.The commutation of the normally closed and normal open switch of electronic time relay 12, no matter armature position and electric time whether synchronous, after armature position and electric time all returned " zero ", circulating began once more.
Claims (3)
1. opposed linear compressor of twin-tub, in shell, upper cylinder be contained in straight line solenoid motor above, load cylinder below.Upper piston armature is contained in the upper cylinder, lower piston armature is contained in the lower cylinder, the centralized positioning axle is contained in the center hole between upper piston armature and the lower piston armature.In the outside of shell, electric controller is connected with straight line solenoid motor by wiring terminal.It is characterized in that: the two ends of straight line solenoid motor are vertical and opposed cylinder and the lower cylinder installed with one heart.The coil rack hole is with the upper cylinder hole and the lower cylinder hole is concentric machines, install in the hole and be processed into concentrically ringed upper piston armature and lower piston armature, the centralized positioning axle of the non-magnet material that passes several armature centers is installed between upper piston armature and the lower piston armature center.Following cylinder has several oil inlet holes around the upper end, and oil sucting one-way valve is housed in the oil inlet hole.Several oil outlets are arranged around the lower end of casing top half.When lower piston armature moves up and down and lower cylinder and oil sucting one-way valve form oil pump.
2. the opposed linear compressor of twin-tub according to claim 1 is characterized in that: straight line solenoid motor is made up of with upper armature, a fixed armature coil rack, push-and-pull coil, resetting coil, one.First layer is around a push-and-pull coil on the coil rack, and each adjacent coil winding is around the second layer is around resetting coil on opposite, coil rack, and the direction of winding of coil winding is all identical.The quantity of coil winding is identical with armature quantity.Pack in the skeleton be processed into concentrically ringed one with upper armature, a fixed armature.Fixed armature is fixed on frame, and other armature are motionless relatively.
3. the opposed linear compressor of twin-tub according to claim 1 is characterized in that: outside shell, electric controller is made up of electronic time relay, the controllable silicon that resets, push-and-pull controllable silicon.One end of straight line solenoid motor push-and-pull coil and an end of straight line solenoid reset motor coil link together through an end of shell wiring terminal and power supply.The other end of straight line solenoid motor push-and-pull coil is connected with push-and-pull silicon controlled main terminal by the shell wiring terminal, and the other end of straight line solenoid reset motor coil is connected with the silicon controlled main terminal that resets by the shell wiring terminal.The switch common port of electronic time relay and push-and-pull controllable silicon and the other end of another termination power of silicon controlled of resetting, the normally closed termination silicon controlled gate pole that resets, Chang Kaiduan connects push-and-pull silicon controlled gate pole.Reset controllable silicon and push-and-pull controllable silicon gate pole of electronic time relay control makes the conducting or cut off the electricity supply reciprocation cycle respectively of the resetting coil of straight line solenoid motor and push-and-pull coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100446854A CN101319667A (en) | 2008-06-12 | 2008-06-12 | Two-vat opposed straight-line compressor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100446854A CN101319667A (en) | 2008-06-12 | 2008-06-12 | Two-vat opposed straight-line compressor |
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| CN101319667A true CN101319667A (en) | 2008-12-10 |
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| CNA2008100446854A Pending CN101319667A (en) | 2008-06-12 | 2008-06-12 | Two-vat opposed straight-line compressor |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102330658A (en) * | 2011-07-11 | 2012-01-25 | 加西贝拉压缩机有限公司 | Connecting rod installation structure applied to opposed double-cylinder refrigeration compressor |
| CN109989902A (en) * | 2019-04-24 | 2019-07-09 | 杭州诚娇服饰有限公司 | A kind of telescopic positive displacement pump |
| CN111089042A (en) * | 2019-12-04 | 2020-05-01 | 杭州电子科技大学 | Moving-coil linear compressor adopting double-coil structure |
-
2008
- 2008-06-12 CN CNA2008100446854A patent/CN101319667A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102330658A (en) * | 2011-07-11 | 2012-01-25 | 加西贝拉压缩机有限公司 | Connecting rod installation structure applied to opposed double-cylinder refrigeration compressor |
| CN109989902A (en) * | 2019-04-24 | 2019-07-09 | 杭州诚娇服饰有限公司 | A kind of telescopic positive displacement pump |
| CN109989902B (en) * | 2019-04-24 | 2021-04-09 | 江苏博利源机械有限公司 | Telescopic positive displacement pump |
| CN111089042A (en) * | 2019-12-04 | 2020-05-01 | 杭州电子科技大学 | Moving-coil linear compressor adopting double-coil structure |
| CN111089042B (en) * | 2019-12-04 | 2021-07-09 | 杭州电子科技大学 | Moving-coil linear compressor adopting double-coil structure |
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Open date: 20081210 |